linux-kernel - Re: [PATCH v3 1/5] io: define several IO & PIO barrier types for the asm-generic version

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Message-ID: <CAK8P3a2ovkToy5Yv=15_tyM8GUoZfSJ2QdhGev=fNSRCAj9bCQ@mail.gmail.com>
Date:   Thu, 5 Apr 2018 13:58:12 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Sinan Kaya <okaya@...eaurora.org>
Cc:     Timur Tabi <timur@...eaurora.org>, sulrich@...eaurora.org,
        linux-arm-msm@...r.kernel.org,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v3 1/5] io: define several IO & PIO barrier types for the
 asm-generic version

On Thu, Apr 5, 2018 at 1:48 PM,  <okaya@...eaurora.org> wrote:
> On 2018-04-05 03:00, Arnd Bergmann wrote:

>> The other four patches look perfect already.  What's the timing we need
>> for
>> these patches? Are they 4.18 material, or do we need them in 4.17 and
>> stable kernels to work around known bugs?
>
>
> I was hoping to get all arch stuff in for 4.17.
>
> Driver developers started removing redundant wmb().

Ok, so 4.17 but no stable backports then.

     Arnd